Velocity Switch

Products & Services

Description:
instrument is factory set to switch at 195 FPM. To handle air velocities of more than 920 FPM, the paddle may be cut at a precalibrated mark. This automatically changes the factory set point to 490 FPM.

Description:
This control detects air flow or the absence of air flow in ducts, responding only to the velocity of air movement. The one-piece stainless steel paddle can be trimmed, if necessary. The control is supplied with mounting plate gasket.

Description:
The FST1000 Series measures air velocity and provides two SPST alarm contact closures corresponding to high and low alarm set points. The alarm set points are adjustable from 0 to 100% of the air flow range. The unit comes with a green power LED, and two red LEDs for high and low alarm

Description:
FCI provides flow switches that include a thermowell mounted sensing element and integral or remote electronics that indicate flow rate above or below a predetermined set point at the sensing location. The flow element is directly installed into piping or ducting on commercial and military

Description:
The CF12 Thermal Dispersion Flow Switch with Exproof Housing (GX) comes standard with a Universal Power Supply: 24Vdc or 85 to 264Vac. This unit offers reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application. Unlike the CF12 with either the small

Description:
The FLT93B BASIC insertion type FlexSwitch for flow and temperature monitoring represents the first true technological breakthrough in thermal technology in over a decade. FCI is the only thermal manufacturer providing temperature compensation to ensure set point accuracy for process

Description:
The FLT93S insertion type FlexSwitch for flow and temperature monitoring represents the first true technological breakthrough in thermal technology in over a decade. This product was designed for heavy industrial environments including high temperature and high pressure. FCI is the only

Description:
The FLT93F insertion type FlexSwitch for flow and temperature monitoring represents the first true technological breakthrough in thermal technology in over a decade. This product was designed for heavy industrial environments including high temperature and high pressure. FCI is the only

Description:
Product Features Flow Range 0.26-5.3 GPM Water Bearingless Turbine Design for Long Life All Plastic Wetted Parts Accuracy ±1% of Reading High precision at affordable pricing is the primary feature of KOBOLD's SFL turbine flow sensor. A bearingless design provides very high reliability. Add excellent

Description:
This sensor is an enhancement on what's already an industry standard. It has the added functionality of various output options including flow switch, pulse divider, digital (S3L) or 4 to 20 mA. Additionally, it offers low flow, low power and high resolution options and can be configured on

Description:
ABB's standard flow/level/temperature switches are the most durable instruments available. They are ideally suited for detecting the increase or decrease in flow or level of virtually all liquids, gases and slurries. The "no moving parts" principle offers extremely reliable and repeatable

Description:
The TS Series flow/level/temperature switch is designed to provide reliable detection in the food, pharmaceutical and bio-tech industries. These highly polished instruments, featuring quick disconnect fittings, can be used to detect the increase or decrease of flow, level or temperature in

Description:
continuously monitor the flow values. Two relays with SPDT contacts are included and may be utilized for various control functions. Freely-adjustable switching points, hysteresis, window point, and switch-on/switch-off delay may be set as desired. A MIN/MAX memory determines the

Description:
The CF12 Thermal Dispersion Flow Switch with a small aluminum housing (G1) is available in two versions: CF12DC (+/-24Vdc) or CF12AC (85 to 264Vac). Both of these models offer reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application with a small

Description:
The CF12 Thermal Dispersion Flow Switch with a large 316 Stainless Steel housing (A2) comes standard with a Universal Power Supply: 24Vdc or 85 to 264Vac. This model is an excellent alternative when either plastic or aluminum is not recommended. The CF12 (A2) offers reliable liquid and gas

Description:
The CF12 Thermal Dispersion Flow Switch with a large aluminum housing (G2) comes standard with a Universal Power Supply: 24Vdc or 85 to 264Vac. This unit offers reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application. Unlike the CF12 with either the

Description:
Rheotherm flow switches provide reliable switch protection in all types of liquid or gas service. From critical monitoring of extremely low flow process additives to loss of flow protection in large water or air lines, we can handle most flow switch applications. With no moving

Description:
The FSW-410 Series is the safe sensing solution for industrial cooling systems. The FSW-410 utilizes the calorimetric principle and the all-in-one monitoring of flow and temperature of the coolant these sensors are especially designed, for all types of cooling systems, as a reliable alternative to

Description:
The FSW-9000 Series is a flow switch monitor that measures the velocity of the flow. It is ideal for use in measurement and control liquid applications. The FSW-9000 Series provides two output options: a 4 to 20mA analog output and a PNP/NPN output. For the 4 to 20 mA output, the

Description:
The FSW-40A and FSW-50 Series flow switches feature 15 A SPDT switches and an adjustable internal screw adjustment which provides continuous switch point while in operation in-line. Multiple drag disks are supplied with each unit to provide incremental switch point

Description:
The 3050 Series BTU Monitor provides an accurate measurement of total thermal energy, along with temperature and liquid flow, in closed pipe systems. The 3050 Series has all of the features and programming flexibility of the Model 3000 flow monitor with the added ability to accept temperature inputs

Description:
Rheotherm flow sensing probes for duct gases are easy to install and provide long-term service with little or no maintenance. The output can be in mass, standard volume or velocity units. Options for hazardous locations (intrinsically safe/explosion-proof) are available.

Description:
Series FS-200-W Paddle-Type Flow Switches are used in commercial and industrial applications to accurately monitor the flow of liquid in pipelines servicing water systems, heating systems, air conditioning and processing installations for industrial and commercial applications. The flow

Description:
Series FS-204-W Paddle-Type Flow Switches are used in commercial and industrial applications to accurately monitor the flow of liquid in pipelines servicing water systems, heating systems, air conditioning and processing installations for industrial and commercial applications. The flow

Description:
The F61 Series Flow Switches are Single- Pole, Double-Throw (SPDT) flow switches used on fluid lines carrying water, ethylene glycol, or other fluids not classified as hazardous. They can be wired to energize one device and de-energize another device powered from the same source when

Description:
In applications with maximum system flows well above the desired set point, these flow switches offer low pressure drop. By using a large diameter bypass bore the pressure drop is reduced after switch actuation has occurred. Designed for exceptional reliability the V12F presents a

Description:
These specifically engineered units are for use in tight spaces where outlet flow is directed at 90° relative to the inlet. Using a V9F in place of an elbow results in a reduction of plumbing and weight savings as compared to an inline design. The hermetically sealed switch contacts are

Description:
In addition to the performance benefits of the 3400 Series flow rate meter, the 3500 Series Armor-Flo? includes switching capabilities. Adjustable flow switches provide positive indication of flow/no flow conditions or may be positioned to establish process limits. In either

Many industrial ultrasonic sensors are based on the delay time measurement. As has been mentioned in the introduction, the "measurement representation" thereby is the propagation velocity of the sound in the air, which is 330 m/s under normal conditions. The sensors utilized for these functions

America to switch from potentiometers to Micropulse linear-position transducers from Balluff Inc., Florence, Ky. These noncontact, industrially hardened transducers provide continuous, absolute position and velocity feedback to three hydraulic cylinders, each with an 18-in. "throw " range. This allows

The LuminaCu RL-CMP, a 300-mm system for copper planarization processes at the 90-nm technology node and below, is a single-wafer processing tool for polishing copper on soft ultra-low-k dielectrics. Combining a high-linear-velocity component that provides high polishing rates with a low-downforce

It is proposed that the confining surface induces the formation
of a gradient of the torsional molecular velocities ( switching velocities) in the response to an electric field
or relaxation by the removal of an electric field, along the radius of the liquid …

This can easily be understood by considering that if a given signaling molecule undergoes velocity switches for sufficient time, eventually the velocity of each molecule will converge to the average velocity of the entire population, decreasing noise in the system.